<template>
<div class="shopcar-container">
    <!-- 购物车区域 -->
    <div class="mui-card">
        <div class="mui-card-content">
            <div class="mui-card-content-inner" v-for="(item, i) in goodsList" :key="item.id">
                <mt-switch 
                v-model="$store.getters.getGoodsSelect[item.id]"
                @change="selectedChanged(item.id,$store.getters.getGoodsSelect[item.id])"></mt-switch>
                <img src="../../images/1.jpg" alt="">
                <div class="info">
                    <h1>{{ item.title }}</h1>
                    <p>
                        <span class="price">￥{{ item.price }}</span>
                        <numbox :initCount="item.count" :goodsId="item.id"></numbox>
                        <a href="#" @click.prevent="remove(item.id, i)">删除</a>
                    </p>
                </div>
            </div>
        </div>
    </div>

<!-- 结算区域 -->
    <div class="mui-card">
        <div class="mui-card-content">
            <div class="mui-card-content-inner jiesuan">
                <div class="left">
                        <p>总计（不含运费）</p>
                    <p>已勾选商品 <span class="red"> {{ $store.getters.getGoodsCountAndAmount.count }} </span> 件 ,
                    总价 <span class="red">￥{{$store.getters.getGoodsCountAndAmount.amount}}</span></p>
                </div>
                <mt-button type="danger">去结算</mt-button>
            </div>
        </div>
    </div>
        
</div>
</template>
<script>
import numbox from '../subcomponents/shopCar_numbox';
export default{
    data () {
        return {
            goodsList:[],//购物车中所有的数据
        }
    },
    created(){
        this.getGoodsList();
    },
    methods:{
        getGoodsList(){
            //由于接口失效
        // 1. 获取到 store 中所有的商品的Id，然后拼接出一个 用逗号分隔的 字符串
            // var idArr=[];
            // this.$store.state.car.forEach(item => {
            //     idArr.push(item.id);
            //           console.log(idArr);

            //     // 如果 购物车中没有商品，则直接返回，不需要请求数据接口，否则会报错
            //     if (idArr.length<=0) {
            //         return;
            //     }
                // 获取商品列表    由于接口失效
                // this.$http.get("api/goods/getshopcarlist/" + idArr.join(",")).then((result) => {
                //     if (result.body.status===0) {
                //         this.goodsList = result.body.message;
                //     }
                // }).catch((err) => {
                // });
            // });
            
            this.goodsList=this.$store.state.car

        },
        remove(id,index){
        // 点击删除，把商品从 store 中根据 传递的 Id 删除，同时，把 当前组件中的 goodslist 中，对应要删除的那个商品，使用 index 来删除
            this.goodsList.splice(index,1);
            this.$store.commit("removeForCar",id);
        },
         selectedChanged(id, val) {
      // 每当点击开关，把最新的 快关状态，同步到 store 中
      // console.log(id + " --- " + val);
      this.$store.commit("updateGoodsSelected", { id, selected: val });
    }
    },
    components:{
        numbox,
    }
}
</script>
<style lang="scss" scoped>
.shopcar-container{

    .mui-card-content-inner{
        display: flex;

        img{
            width: 50px;
            height: 50px;
            margin: 0 10px;
        }
        .info{
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            line-height: 13px;
           h1{
                font-size: 13px;
           } 
           .price{
            color: red;
            font-weight: bold;

           }
        }
    }
    .jiesuan{
        display: flex;
        justify-content: space-between;
        align-items: center;
        .red{
            color: red;
        }
    }
     
}
</style>

